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Mirrors > Home > ILE Home > Th. List > bm2.5ii | Unicode version |
Description: Problem 2.5(ii) of [BellMachover] p. 471. (Contributed by NM, 20-Sep-2003.) |
Ref | Expression |
---|---|
bm2.5ii.1 |
Ref | Expression |
---|---|
bm2.5ii |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | bm2.5ii.1 | . . 3 | |
2 | 1 | ssonunii 4215 | . 2 |
3 | unissb 3610 | . . . . . 6 | |
4 | 3 | a1i 9 | . . . . 5 |
5 | 4 | rabbiia 2547 | . . . 4 |
6 | 5 | inteqi 3619 | . . 3 |
7 | intmin 3635 | . . 3 | |
8 | 6, 7 | syl5reqr 2087 | . 2 |
9 | 2, 8 | syl 14 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wb 98 wceq 1243 wcel 1393 wral 2306 crab 2310 cvv 2557 wss 2917 cuni 3580 cint 3615 con0 4100 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 99 ax-ia2 100 ax-ia3 101 ax-io 630 ax-5 1336 ax-7 1337 ax-gen 1338 ax-ie1 1382 ax-ie2 1383 ax-8 1395 ax-10 1396 ax-11 1397 ax-i12 1398 ax-bndl 1399 ax-4 1400 ax-13 1404 ax-14 1405 ax-17 1419 ax-i9 1423 ax-ial 1427 ax-i5r 1428 ax-ext 2022 ax-sep 3875 ax-un 4170 |
This theorem depends on definitions: df-bi 110 df-3an 887 df-tru 1246 df-nf 1350 df-sb 1646 df-clab 2027 df-cleq 2033 df-clel 2036 df-nfc 2167 df-ral 2311 df-rex 2312 df-rab 2315 df-v 2559 df-in 2924 df-ss 2931 df-uni 3581 df-int 3616 df-tr 3855 df-iord 4103 df-on 4105 |
This theorem is referenced by: (None) |
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